397465920

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{257}}^1$

素因数の和:462

約数の個数: 224

約数和(自身を含む): 1415491200

約数和(自身を除く): 1018025280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 179, 180, 192, 216, 240, 257, 270, 288, 320, 358, 360, 432, 480, 514, 537, 540, 576, 716, 720, 771, 864, 895, 960, 1028, 1074, 1080, 1285, 1432, 1440, 1542, 1611, 1728, 1790, 2056, 2148, 2160, 2313, 2570, 2685, 2864, 2880, 3084, 3222, 3580, 3855, 4112, 4296, 4320, 4626, 4833, 5140, 5370, 5728, 6168, 6444, 6939, 7160, 7710, 8055, 8224, 8592, 8640, 9252, 9666, 10280, 10740, 11456, 11565, 12336, 12888, 13878, 14320, 15420, 16110, 16448, 17184, 18504, 19332, 20560, 21480, 23130, 24165, 24672, 25776, 27756, 28640, 30840, 32220, 34368, 34695, 37008, 38664, 41120, 42960, 46003, 46260, 48330, 49344, 51552, 55512, 57280, 61680, 64440, 69390, 74016, 77328, 82240, 85920, 92006, 92520, 96660, 103104, 111024, 123360, 128880, 138009, 138780, 148032, 154656, 171840, 184012, 185040, 193320, 222048, 230015, 246720, 257760, 276018, 277560, 309312, 368024, 370080, 386640, 414027, 444096, 460030, 515520, 552036, 555120, 690045, 736048, 740160, 773280, 828054, 920060, 1104072, 1110240, 1242081, 1380090, 1472096, 1546560, 1656108, 1840120, 2070135, 2208144, 2220480, 2484162, 2760180, 2944192, 3312216, 3680240, 4140270, 4416288, 4968324, 5520360, 6210405, 6624432, 7360480, 8280540, 8832576, 9936648, 11040720, 12420810, 13248864, 14720960, 16561080, 19873296, 22081440, 24841620, 26497728, 33122160, 39746592, 44162880, 49683240, 66244320, 79493184, 99366480, 132488640, 198732960, 397465920]

約数ペア:

[(1, 397465920), (2, 198732960), (3, 132488640), (4, 99366480), (5, 79493184), (6, 66244320), (8, 49683240), (9, 44162880), (10, 39746592), (12, 33122160), (15, 26497728), (16, 24841620), (18, 22081440), (20, 19873296), (24, 16561080), (27, 14720960), (30, 13248864), (32, 12420810), (36, 11040720), (40, 9936648), (45, 8832576), (48, 8280540), (54, 7360480), (60, 6624432), (64, 6210405), (72, 5520360), (80, 4968324), (90, 4416288), (96, 4140270), (108, 3680240), (120, 3312216), (135, 2944192), (144, 2760180), (160, 2484162), (179, 2220480), (180, 2208144), (192, 2070135), (216, 1840120), (240, 1656108), (257, 1546560), (270, 1472096), (288, 1380090), (320, 1242081), (358, 1110240), (360, 1104072), (432, 920060), (480, 828054), (514, 773280), (537, 740160), (540, 736048), (576, 690045), (716, 555120), (720, 552036), (771, 515520), (864, 460030), (895, 444096), (960, 414027), (1028, 386640), (1074, 370080), (1080, 368024), (1285, 309312), (1432, 277560), (1440, 276018), (1542, 257760), (1611, 246720), (1728, 230015), (1790, 222048), (2056, 193320), (2148, 185040), (2160, 184012), (2313, 171840), (2570, 154656), (2685, 148032), (2864, 138780), (2880, 138009), (3084, 128880), (3222, 123360), (3580, 111024), (3855, 103104), (4112, 96660), (4296, 92520), (4320, 92006), (4626, 85920), (4833, 82240), (5140, 77328), (5370, 74016), (5728, 69390), (6168, 64440), (6444, 61680), (6939, 57280), (7160, 55512), (7710, 51552), (8055, 49344), (8224, 48330), (8592, 46260), (8640, 46003), (9252, 42960), (9666, 41120), (10280, 38664), (10740, 37008), (11456, 34695), (11565, 34368), (12336, 32220), (12888, 30840), (13878, 28640), (14320, 27756), (15420, 25776), (16110, 24672), (16448, 24165), (17184, 23130), (18504, 21480), (19332, 20560)]